pureru purevare

pureva,  v.n. to be on the eve of going; to go quickly, as the clouds.
— a. spoiled, useless, as pia or arrow-root, which through some defect, does not settle, but is poured out with the water. [Dav : 7011]
pureva,  pn. a. tre la veille de partir; aller vite; gt, inutile. [Jau :3437]